附录B 按E0计算沉降时的δ系数

 

表B

δ系数

n≥10

1

1.4

1.8

2.4

3.2

5

0.0

0.4

0.8

1.2

1.6

2.0

2.4

2.8

3.2

3.6

4.0

4.4

0.000

0.100

0.200

0.299

0.380

0.446

0.499

0.542

0.577

0.606

0.630

0.650

0.000

0.100

0.200

0.300

0.394

0.472

0.538

0.592

0.637

0.676

0.708

0.735

0.000

0.100

0.200

0.300

0.397

0.482

0.556

0.618

0.671

0.717

0.756

0.789

0.000

0.100

0.200

0.300

0.397

0.486

0.565

0.635

0.696

0.750

0.796

0.837

0.000

0.100

0.200

0.300

0.397

0.486

0.5677

0.640

0.707

0.768

0.820

0.867

0.000

0.100

0.200

0.300

0.397

0.486

0.567

0.640

0.709

0.772

0.830

0.883

0.000

0.104

0.208

0.311

0.412

0.511

0.605

0.687

0.763

0.831

0.892

0.949

4.8

5.2

5.6

6.0

6.4

6.8

7.2

7.6

8.0

8.4

8.8

9.2

9.6

10.0

11.0

12.0

0.668

0.683

0.697

0.708

0.719

0.728

0.736

0.744

0.751

0.757

0.762

0.768

0.772

0.777

0.786

0.794

0.759

0.780

0.798

0.814

0.828

0.841

0.852

0.863

0.872

0.881

0.888

0.896

0.902

0.908

0.922

0.933

0.819

0.834

0.867

0.887

0.904

0.920

0.935

0.848

0.960

0.970

0.980

0.989

0.998

1.005

1.022

1.037

0.873

0.904

0.933

0.958

0.980

1.000

1.019

1.036

1.051

1.065

1.078

1.098

1.100

1.110

1.132

1.151

0.908

0.948

0.981

1.011

1.031

1.065

1.088

1.109

1.128

1.146

1.162

1.178

1.192

1.205

1.238

1.275

0.932

0.977

1.018

1.056

1.090

1.122

1.152

1.180

1.205

1.229

1.251

1.272

1.291

1.309

1.349

1.384

1.001

1.050

1.096

1.138

1.178

1.215

1.251

1.285

1.316

1.347

1.376

1.404

1.431

1.456

1.506

1.550

注:

l与b : 矩形基础的长度与宽度;

z : 为基础底面至该层土底面的距离。